high speed tunnel 中文意思是什麼

high speed tunnel 解釋
高速風洞
  • high : adj 1 高的〈指物，形容人的身高用 tall〉；高處的；高地的。2 高級的，高等的，高位的，重要的。3 高尚...
  • speed : n 1 快，迅速。2 速率，速度。3 （汽車的）變速器，排擋。4 （膠片，照相紙）感光速度。5 〈古語〉興隆...
  • tunnel : n 隧道；地道；坑道；管道，煙道，風洞；【礦物】石巷，平峒。 tunnel warfare 地道戰。vt （〈英國〉 l...
  1. Nf - 6 wind tunnel is a pressurizing, continuous, high - speed and return - flow aerofoil wind tunnel

    Nf - 6風洞是一座由軸流式壓縮機驅動的增壓、連續、高速迴流式翼型風洞。
  2. Pressurizing, continuous and transonic wind tunnel is the first one in our country, and it is the world ' s first class tremendous high - speed aerofoil wind

    增壓連續式跨音速風洞在我國尚屬首例，是具有國際先進水平的大型高速翼型風洞。
  3. The controlling parameters for smooth blasting in qin - ling zhongnanshan tunnel project are optimized according to the fundamental principle of smooth blasting, considering the minimal resistance, coefficient of embrasure density, coefficient of non - coupling, density of dynamite and rate of exploding. the efficiency of this method has been analyzed and justified by the high speed and good quality of the project

    根據光面爆破的基本原理，從最小抵抗線、爆眼密集系數、不耦合系數、線裝藥密度、爆破進尺等幾個方面確定秦嶺終南山隧道光面爆破主要參數的選取，分析了該隧道鉆爆設計在隧道施工中的運用取得的成效，提高了施工進度，同時也保證了施工質量。
  4. In this paper, using high - speed train aerodynamics model research system, the propagation mechanism of compression wave, which created when high - speed train entering into a tunnel was researched, at the same time the effect of velocity of the model train and the ratio of train with tunnel was analyzed, the result is helpful for future research

    利用高速列車空氣動力學模型實驗系統對高速列車在進入隧道過程中瞬變壓力的傳播規律進行研究，並分析了列車速度以及阻塞比對測試結果的影響，得出的結論對以後的研究具有一定的參考和借鑒。
  5. An experimental unit for measuring the instantaneous speed of a high - speed train passing through tunnel

    高速列車進出隧道瞬時速度測量實驗裝置
  6. One dimensional non - isentropic flow induced by high - speed train entering a tunnel

    高速列車進入隧道時的一維非等熵流
  7. A comparison of the flows with different gate - opening rates shows the causes that opening the gate at a higher rate is favorable to the reduction of cavitation, gate vibration as well as the gate load fluctuation. in addition, a study has been made to show the influence of the high - speed jet flow coming downward from the narrow gate gap on the flow condition in the tunnel downstream to the gate

    通過分析比較不同閥門開啟速率對流動特性的影響，闡明了快速開啟閥門不僅有利於減少空化空蝕也有利於減小弧門振動和啟門力的脈動，此外，研究了門楣處狹窄縫隙高速射流對門后流態、壓力脈動和弧門受力等方面的影響。
  8. Yingyue ( shanghai ) electric wire and cable equipment co., ltd. is located in chenjia town of chongming island ? the prime national development zone and ecological park, where is surrounded by the seas and adjacent to the bridge and high - speed tunnel of shanghai - chongming - suzhou with convenient traffic

    上海瀛?電線電纜設備有限公司位於上海市全國重點開發區和生態園區- - -崇明島陳家鎮，四周環海，毗鄰滬崇蘇橋、遂高速通道，交通便捷。
  9. Eurostar trains have four different power systems for france, belgium, the channel tunnel and the london commuter lines they had to use while waiting for the high - speed link to open

    在等候高速連接開通的同時，歐洲之星列車針對法國，比利時，海峽隧道以及倫敦等必須使用的車道，擁有四套不同的電力系統。
  10. Much of the expense is shouldered by taxpayers, who pay for the dedicated high - speed tracks, but the train services that run on them mostly make a profit ( though eurostar has been dogged by losses relating to the channel tunnel )

    很多費用是由納稅人抗著的，他們為那些精緻的高速軌道掏腰包，但是在其上跑的列車運行服務卻大多數要賺取利潤（盡管歐洲之星一直被海峽隧道關聯的損失所困） 。
  11. In order to ensure the quality of filling and the construction stability of the high - speed railway subgrade. " prescription of design of line, bridge, tunnel and station of high - speed railway " regulated that the filling used in the bottom of high - speed railway subgrade must be the type of a, b or improved soil

    即將修建的京滬高速鐵路對路基的填築質量要求很高，為了嚴格控制高速鐵路路基的變形，使未來的高速鐵路具有一個穩固的軌下基礎，適應列車高速運行的要求， 《京滬高速鐵路線橋隧站設計暫行規定》對高速鐵路的基床底層填料性能提出了具體要求，必須使用a 、 b組填料或改良土。
  12. But now the planned construction of a high speed train tunnel close to the building ' s foundation has been criticised

    不過現在計畫興建的高速火車隧道，離大教堂建築物的基地很近，遭到了批判。
  13. Analysis of the pressure wave variation generated by a high - speed train passing through a tunnel

    高速列車通過隧道時壓力波動過程的模型試驗
  14. So a generator of visible light steady - state surface targets and pulse point targets is developed, which offers targets for studying transient optical transmission effects of flow in high - speed wind tunnel

    因此研製了可見光穩態面目標以及脈沖點目標發生器，該系統為在高速風洞中研究高速流場的瞬態光學傳輸效應提供目標。
  15. Experimental study on phenomenon of high - speed railway train passing through tunnel with trumpet - shaped entrance

    高速列車通過喇叭形入口隧道的試驗研究
  16. Simultaneously, a new fbp criterion is presented based on the gray - lavel and contour for the image of gabor spectrogram and the relation parameter is used to make flutter boundary prediction. the functions of the method are studied by computer simulation and further examined by using several flutter testing data ( low - speed wind - tunnel, high - speed wind tunnel and flight )

    本文詳細研究了顫振信號聯合時頻譜圖的特徵，應用圖像邊緣識別方法對顫振信號時頻譜圖的輪廓、灰度進行了綜合分析，給出了一種全新的顫振余量定標量化法，依此量化值完成對顫振邊界的外推。
  17. With development of high - speed missile imaging detection aero - optical effects, certain accomplishments on theoretical analysis have been obtained. the laboratory test system needs to be built to vertify the correctness and validity of theory. at the same time, to study the transient influence of high - speed flow on image transmission, an aero - optical effect experiment of wind tunnel is needed furtherly on the foundation of the transform of wind tunnel, in order to use the researching accomplishment of aero - optical effects in the aero - optical distortion image adjustment evaluation

    隨著高速導彈成像探測氣動光學效應機理研究工作的深入開展，在理論分析上取得了一定的成果，需要搭建實驗室試驗系統來驗證理論的正確性和有效性，同時為了較真實地研究高速流場對圖像傳輸的瞬態影響效應，需要在風洞改造的基礎上進一步進行氣動光學效應風洞試驗，期望將獲得的氣動光學效應研究工作成果用於氣動光學畸變圖像校正效果的評估。
  18. Abstract : it is necessary for design to define the effects of train loads on nanjing yangtze river immersed tubular tunnel which is planning in the high speed railway line from beijing to shanghai

    文摘:擬定中的京滬高速鐵路南京長江沉管隧道，設計中需確定列車荷載的影響。
  19. The transient flow field induced by a high - speed train moving into a tunnel is a three - dimensional, compressible and turbulent field. it ' s a field with boundary varying from indefinite to definite

    它是由無限邊界向有限邊界過渡的一個流場，既不同於風洞試驗中的有限邊界流場，也不同於火箭、飛機所在的無限邊界流場。
  20. Numerical method of initial compression waves produced by a high - speed train entering a tunnel - hood based on one dimensional unsteady compressible flow model

    高速鐵路隧道初始壓縮波一維流動模型的數值分析方法
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